55605680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:574

約数の個数: 80

約数和(自身を含む): 140657664

約数和(自身を除く): 85051984

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 127, 130, 208, 254, 260, 421, 508, 520, 635, 842, 1016, 1040, 1270, 1651, 1684, 2032, 2105, 2540, 3302, 3368, 4210, 5080, 5473, 6604, 6736, 8255, 8420, 10160, 10946, 13208, 16510, 16840, 21892, 26416, 27365, 33020, 33680, 43784, 53467, 54730, 66040, 87568, 106934, 109460, 132080, 213868, 218920, 267335, 427736, 437840, 534670, 695071, 855472, 1069340, 1390142, 2138680, 2780284, 3475355, 4277360, 5560568, 6950710, 11121136, 13901420, 27802840, 55605680]

約数ペア:

[(1, 55605680), (2, 27802840), (4, 13901420), (5, 11121136), (8, 6950710), (10, 5560568), (13, 4277360), (16, 3475355), (20, 2780284), (26, 2138680), (40, 1390142), (52, 1069340), (65, 855472), (80, 695071), (104, 534670), (127, 437840), (130, 427736), (208, 267335), (254, 218920), (260, 213868), (421, 132080), (508, 109460), (520, 106934), (635, 87568), (842, 66040), (1016, 54730), (1040, 53467), (1270, 43784), (1651, 33680), (1684, 33020), (2032, 27365), (2105, 26416), (2540, 21892), (3302, 16840), (3368, 16510), (4210, 13208), (5080, 10946), (5473, 10160), (6604, 8420), (6736, 8255)]